Luc Robbiola

Documents

Publications

	Galvanic corrosion over World War II aircraft wrecks Cesar Adolfo Escobar Carlos , Cecilia Velino , Magali Brunet , Luc Robbiola , Elena Bernardi Eurocorr 2022, Aug 2022, Berlin, Germany Communication dans un congrès hal-03881520v1
	First step in the PROCRAFT Project on WWII Aircraft Heritage: Investigation and Conservation of the Aluminium Alloys Magali Brunet , Luc Robbiola , Christophe Deshayes , Elena Bernardi , Carla Martini Metal 2022, Sep 2022, Helsinki, Finland Communication dans un congrès hal-03748500v1
	Pollution and moisture infiltration effect assessment based on data-driven analysis for aircraft heritage protection Cyril Oswald , Michal Kuchar , Jaromír Fišer , Miroslav Khol , Ivana Oswaldová Roomvent 2022, Sep 2022, Xi'an, China. ⟨10.1051/e3sconf/202235602052⟩ Communication dans un congrès hal-03845212v1
	B-IMPACT project: eco-friendly and non-hazardous coatings for the protection of outdoor bronzes Giulia Masi , Maëlenn Aufray , Andrea Balbo , Elena Bernardi , Maria Chiara Bignozzi IOP Conference Series: Materials Science and Engineering, Oct 2020, Florence, Italy. pp.1-9, ⟨10.1088/1757-899X/949/1/012097⟩ Communication dans un congrès hal-03107661v1
	Preserving Aviation Heritage: The Need for an Approach Based on Materials Analysis Magali Brunet , Luc Robbiola , Philippe Sciau , Monique Drieux-Daguerre 9th Interim Meeting of the International Council of Museums - Committee for Conservation (ICOM-CC) Metals Working Group, Sep 2019, Neuchâtel, Switzerland Communication dans un congrès hal-02297724v1
	Early medieval "gombiky" from Mikulčice: archaeological context, function, occurence, typology, construction, and characterization of materials and manufacturing processes Šárka Krupičková , Estelle Ottenwelter , Lumír Poláček , Luc Robbiola 5 th International Conference "Archaeometallurgy in Europe", Béla Torok, Jun 2019, Miskolc, Hungary. pp.477-497 Communication dans un congrès hal-04256810v1
	Microstructure and thermal analysis of Cu-Cu2O eutectic – Can we mimic archeological remains? Cécile Fossé , Manuel Jesus Castro-Román , Alexandre Freulon , Yannick Thebault , Jacques Lacaze SP17 6th Decennial International Conference on Solidification Processing, Old Windsor, July 2017, Jul 2017, Old Windsor, Beaumont Estate, United Kingdom. pp.1-4 Communication dans un congrès hal-03624181v1
	À propos de la chaîne-opératoire de fabrication du premier artefact produit par fonte à la cire perdue Loïc Bertrand , Benoit Mille , Mathieu Thoury , Tatiana Séverin-Fabiani , Matthieu Réfrégiers XXI° Colloque du GMPCA : Archéométrie, UMR6566 CReAAH, Apr 2017, Rennes, France Communication dans un congrès halshs-02985649v1
	Micro-characterisation of innovative organic coatings applied for the protection of outdoor bronze monuments Giulia Masi , Claudie Josse , Jérôme Esvan , Elena Bernardi , Carla Martini The Annual Congress of the European Federation of Corrosion, 20th International Corrosion Congress and Process Safety Congress 2017, Sep 2017, Prague, Czech Republic. pp.0 Communication dans un congrès hal-03624194v1
	Les patines naturelles des bronzes – quelques développements majeurs Luc Robbiola La conservation-restauration des métaux archéologiques : des premiers soins à la conservation durable, Direction de l’Archéologie du Service public de Wallonie et la DGO4,; Fédération des Archéologues de Wallonie et de Bruxelles (FAW); CReA-Patrimoine (Université libre de Bruxelles), May 2014, Bruxelles, Belgique. pp.45-50 Communication dans un congrès hal-02153755v1
	The disinfestation of historical monuments: Gas substitutes for methyl bromide Floréal Daniel , Katia Baslé , Aurélie Mounier , Inocencia Queixalos , Luc Robbiola Actes de la 9e conférence Internationale CAF "Controlled atmosphere and Fumigation in Stored Products", Oct 2012, Antalya, Turkey. pp.222--230 Communication dans un congrès hal-01757468v1
	Caractérisation physico-chimique des traces de vestiges archéologiques - quelques remarques d'un pratiquant de la paillasse Luc Robbiola La conservation-restauration en archéologie : objets composites - traces et prélèvements. XIVèmeJournées des Restaurateurs en Archéologie- (France) - organisées par le laboratoire UTICA en collaboration avec l'Unité d'Archéologie de Saint-Denis, Jun 1998, Saint-Denis (92), France. pp.33-39 Communication dans un congrès hal-00498859v1
	Standard Nature of the Passive Layers of Buried Archaeological Bronze - The Example of Two Roman Half-length Portraits Luc Robbiola , Loïc-Pierre Hurtel METAL 95: International conference on metals conservation, Sep 1995, Semur-en-Auxois, France. pp.109-117 Communication dans un congrès hal-00975718v1
	Characterization of naturally grown oxide layers on copper with and without benzotriazole by electrochemical and photoelectrochemical measurements Frédérique Ammeloot , Benoit Millet , C. Fiaud , Luc Robbiola , Eliane Sutter METAL 95: International conference on metals conservation, Sep 1995, Semur-en-Auxois, France. pp.109-117 Communication dans un congrès hal-00975720v1
	Basic Structure of Passive Layers of Cu-Sn Alloys Applied to Patinas of Archaeological Bronzes Luc Robbiola , C. Fiaud International Conference on Electron Microscopy - ICEM 13 - PARIS, Jul 1994, Paris, France. pp.1261-1262 Communication dans un congrès hal-00975714v1
	HISTOIRE D'UNE HACHE A DOUILLE DE L'AGE DU BRONZE OU UNE AUTRE VISION DE LA CORROSION DES BRONZES ARCHEOLOGIQUES Luc Robbiola Réunion du groupe de Travail ICOMcc - SFIIC section Metal (France), May 1994, Compiègne, France. pp.27-37 Communication dans un congrès hal-00497265v1
	Characterisation of passive layers of bronze patinas (Cu-Sn alloys) in relation with the tin content of the alloy Luc Robbiola , C. Fiaud , A. Harch European Symposium on Modifications of Passive Films, Feb 1993, Paris, France. pp.150-154 Communication dans un congrès hal-00975715v1
	New model of outdoor bronze corrosion and its implications for conservation Luc Robbiola , Christian Fiaud , Stéphane Pennec ICOM Committee for Conservation tenth triennial meeting, Aug 1993, Washington DC, United States. pp.796-802 Communication dans un congrès hal-00975704v1

	Conservation of a WWII Supermarine Spitfire section wing Eve Paillaux , Sotiris Bampitzaris , Jane Echinard , Gilles Baron , Cesar Escobar-Claros Conservar Património, 2023, ⟨10.14568/cp28355⟩ Article dans une revue hal-04268504v1
	Historical primers and paints used for aeronautical protection and colouring during WWII: A multi-techniques approach on archaeological parts Camille Montané , Cecilia Velino , Emma André , Maëlenn Aufray , Florence Gayet Journal of Cultural Heritage, 2023, 62, pp.54-64. ⟨10.1016/j.culher.2023.05.005⟩ Article dans une revue hal-04109447v1
	Fire gilding investigation on early medieval copper-based jewellery by focused ion beam (FIB) on FEG-SEM Estelle Ottenwelter , Claudie Josse , Arnaud Proietti , Luc Robbiola Journal of Archaeological Science: Reports, 2022, 46, pp.103602. ⟨10.1016/j.jasrep.2022.103602⟩ Article dans une revue hal-04210011v1
	Deux nouveaux horizons pour l’archéoentomologie Pierre Moret , Sarah Parrilla , Vanessa Py-Saragaglia , Luc Robbiola Les Nouvelles de l'archéologie, 2022, 167, pp.45-48 Article dans une revue hal-03861349v1
	Analysis of Chromate-based Primers for Protection of Aluminium Alloys on Historical Aircraft Magali Brunet , Luc Robbiola , Chantal Brouca-Cabarrecq , Philippe Sciau Studies in Conservation, 2022, ⟨10.1080/00393630.2022.2156037⟩ Article dans une revue hal-03972846v1
	Looking Back, Looking Forward: Materials Science in Art, Archaeology, and Art Conservation Katherine T Faber , Francesca Casadio , Admir Masic , Luc Robbiola , Marc Walton Annual Review of Materials Research, 2021, 51 (1), pp.435-460. ⟨10.1146/annurev-matsci-080819-013103⟩ Article dans une revue hal-04210703v1
	Remarkable corrosion resumption of archaeological bronzes, induced by the oxidation of ternary Cu-Sn-S phases in atmosphere, after long-term burial with sulfides Céline Rémazeilles , Véronique Langlet-Marzloff , Juan Creus , Guillaume Lotte , Christophe Deshayes Corrosion Science, 2020, 175, pp.108865 -. ⟨10.1016/j.corsci.2020.108865⟩ Article dans une revue hal-03492470v1
	Naviguer dans la toile : imagerie 3D de textiles minéralisés du site de Nausharo (première moitié du IIIe millénaire av. J.-C.) Jiayi Li , Mathieu Thoury , Aurore Didier , Christophe Moulherat , Luc Robbiola Technè, 2020, Fondation des Sciences du Patrimoine : recherches interdisciplinaires, 50, pp.72-79. ⟨10.4000/techne.7931⟩ Article dans une revue hal-03251107v1
	Technological characterisation of early Medieval gilded copper hollow pendants (gombiky), from Mikulčice (Moravia) and Prague Castle (Bohemia) E. Ottenwelter , L. Barčáková , C. Josse , Luc Robbiola , Š. Krupičková Archaeological and Anthropological Sciences, 2020, 12 (145), 1-22 + SI p.23. ⟨10.1007/s12520-020-01084-4⟩ Article dans une revue hal-04116051v1
	Synchrotron-Based Phase Mapping in Corroded Metals: Insights from Early Copper-Base Artifacts Jiayi Li , Pierre Gueriau , Marta Bellato , Andrew King , Luc Robbiola Analytical Chemistry, 2019, 91 (3), pp.1815-1825. ⟨10.1021/acs.analchem.8b02744⟩ Article dans une revue hal-03546072v1
	Practical adhesion measurements of protective coatings on bronze by three-point bending test Maëlenn Aufray , Claudie Josse , Andrea Balbo , Cecilia Monticelli , Erika Švara Fabjan Journal of Coatings Technology and Research, 2019, 16 (5), pp.1465-1477. ⟨10.1007/s11998-019-00230-5⟩ Article dans une revue hal-02535686v1
	Development of multi-component fluoropolymer based coating on simulated outdoor patina on quaternary bronze Tadeja Kosec , Luka Škrlep , Erika Švara Fabjan , Adrijana Sever Škapin , Giulia Masi Progress in Organic Coatings, 2019, 131, pp.27-35. ⟨10.1016/j.porgcoat.2019.01.040⟩ Article dans une revue hal-03218477v1
	Evaluation of the protectiveness of an organosilane coating on patinated Cu-Si-Mn bronze for contemporary art Giulia Masi , Claudie Josse , Jérôme Esvan , Cristina Chiavari , Elena Bernardi Progress in Organic Coatings, 2019, 127, pp.286-299. ⟨10.1016/j.porgcoat.2018.11.027⟩ Article dans une revue hal-02324843v1
	Study of Post-World War II French Aeronautical Aluminium Alloy and Coatings: Historical and Materials Science Approach Magali Brunet , Audrey Cochard , Christophe Deshayes , Chantal Brouca-Cabarrecq , Luc Robbiola Studies in Conservation, 2019, pp.1-15. ⟨10.1080/00393630.2019.1610846⟩ Article dans une revue hal-02127309v1
	Evaluation of 2-(salicylideneimino) thiophenol and other Schiff bases as bronze corrosion inhibitors by electrochemical techniques and surface analysis Cecilia Monticelli , Andrea Balbo , Jérôme Esvan , Cristina Chiavari , Carla Martini Corrosion Science, 2019, 148, pp.144-158. ⟨10.1016/j.corsci.2018.12.017⟩ Article dans une revue hal-03033080v1
	In Situ Analysis of Copper Alloys by Femtosecond Laser Ablation Inductively Coupled Plasma Mass Spectrometry: Constrains on Matrix Effects Germán Velásquez , Anastassia Y. Borisova , Sandrine Baron , Luc Robbiola American Journal of Analytical Chemistry, 2018, 9 (3), pp.150-161. ⟨10.4236/ajac.2018.93013⟩ Article dans une revue hal-02010519v1
	Paleo-inspired Systems: Durability, Sustainability, and Remarkable Properties Loïc Bertrand , Claire Gervais , Admir Masic , Luc Robbiola Angewandte Chemie International Edition, 2018, 57 (25), pp.7288-7295. ⟨10.1002/anie.201709303⟩ Article dans une revue hal-02128138v1
	X-ray Photoelectron Spectroscopy as a tool to investigate silane-based coatings for the protection of outdoor bronze: The role of alloying elements Giulia Masi , Andrea Balbo , Jérôme Esvan , Cecilia Monticelli , José Avila Applied Surface Science, 2018, 433, pp.468-479. ⟨10.1016/j.apsusc.2017.10.089⟩ Article dans une revue hal-01997469v1
	Paläo-inspirierte Systeme: Haltbarkeit, Nachhaltigkeit und bemerkenswerte Eigenschaften Loïc Bertrand , Gervais Claire , Admir Masic , Luc Robbiola Angewandte Chemie, 2018, 130 (25), pp.7408-7416. ⟨10.1002/ange.201709303⟩ Article dans une revue hal-02128139v1
	Natural aging on Al-Cu-Mg structural hardening alloys - Investigation of two historical duralumins for aeronautics Audrey Cochard , Kailin Zhu , Sébastien Joulié , Joël Douin , Julitte Huez Materials Science and Engineering: A, 2017, 690, pp.259-269. ⟨10.1016/j.msea.2017.03.003⟩ Article dans une revue hal-01485289v1
	Characterization of typical patinas simulating bronze corrosion in outdoor conditions Giulia Masi , Jérôme Esvan , Claudie Josse , Cristina Chiavari , Elena Bernardi Materials Chemistry and Physics, 2017, 200, pp.308-321. ⟨10.1016/j.matchemphys.2017.07.091⟩ Article dans une revue hal-01997535v1
	A l'origine de la fonte à la cire perdue Mathieu Thoury , Tatiana Séverin-Fabiani , Loïc Bertrand , Benoit Mille , Luc Robbiola Archéologia, 2017, 550, pp.13 Article dans une revue hal-02612152v1
	Efficienza inibitrice di basi di schiff come inibitori di corrosione del bronzo Cecilia Monticelli , Andrea Balbo , Jérôme Esvan , Cristina Chiavari , Carla Martini La Metallurgia Italiana, 2016, 108 (12), pp.31-39 Article dans une revue hal-01997744v1
	Corrosion investigation of fire-gilded bronze involving high surface resolution spectroscopic imaging Giulia Masi , Cristina Chiavari , José Avila , Jérôme Esvan , Simona Raffo Applied Surface Science, 2016, 366, pp.317-327. ⟨10.1016/j.apsusc.2016.01.101⟩ Article dans une revue hal-01494641v1
	High spatial dynamics-photoluminescence imaging reveals the metallurgy of the earliest lost-wax cast object Mathieu Thoury , Benoit Mille , Tatiana Séverin-Fabiani , Luc Robbiola , Matthieu M. Refregiers Nature Communications, 2016, 7, pp.13356. ⟨10.1038/ncomms13356⟩ Article dans une revue hal-01487174v1
	Disinfestation of historical buildings – corrosion evaluation of four fumigants on standard metals Luc Robbiola , Inocencia Queixalos , Antoine Zwick , Katia Baslé , Floréal Daniel Journal of Cultural Heritage, 2015, 16 (1), pp.15--25. ⟨10.1016/j.culher.2014.02.004⟩ Article dans une revue hal-01891721v1
	A Case Study of Arthropods Preserved on archaeological Bronzes. Micro-Archaeological Investigation Helps Reconstructing Past Environments Luc Robbiola , Pierre Moret , Thierry Lejars Archaeometry, 2011, 53 (6), pp.1249-1256. ⟨10.1111/j1475-4754.2011.00607.x⟩ Article dans une revue halshs-00683689v1
	Composition and electrochemical properties of natural patinas of outdoor bronze monuments C. Chiavari , Kamal Rahmouni , Hisasi Takenouti , Suzanne Joiret , P. Vermaut Electrochimica Acta, 2007, 52 (27), pp.7760-7769. ⟨10.1016/j.electacta.2006.12.053⟩ Article dans une revue hal-04152548v1
	A global approach to the authentication of ancient bronzes based on the characterization of the alloy–patina–environment system Luc Robbiola , Richard Portier Journal of Cultural Heritage, 2006, 7 (1), pp.1-12. ⟨10.1016/j.culher.2005.11.001⟩ Article dans une revue hal-04227630v1
	Corrosion and protection of high leaded tin bronze covered with patina in NaHCO3 + Na2SO4 solution simulating acid rain in urban environment Kamal Rahmouni , Suzanne Joiret , Luc Robbiola , A. Srhiri , Hisasi Takenouti Bulgarian Chemical Communications, 2005, 37 (1), pp.26-34 Article dans une revue hal-04189329v1
	Apport de l'analyse statistique de la composition des produits de corrosion à la compréhension des processus de dégradation des bronzes archéologiques (Contribution of statistical analysis of corrosion products to the understanding of the degradation processes of archaeological bronzes) Luc Robbiola , Christian Fiaud Archeosciences, revue d'Archéométrie, 1992, 16, pp.109-119 Article dans une revue hal-00540407v1
	Nouvelle contribution à l'étude des mécanismes de corrosion des bronzes de plein air : caractérisation de l'altération de bronzes de Rodin Luc Robbiola , Loïc-P Hurtel Mémoires et Etudes scientifiques Revue de Métallurgie, 1991, 88 (12), pp.809-823 Article dans une revue hal-00538986v1

	Caractérisation et propriétés des "matériaux culturels"... vers une nouvelle discipline en Science des Matériaux Luc Robbiola Matériaux. Université Pierre et Marie Curie - Paris VI, 1999 HDR tel-00493988v1

	Une fibule polymétallique “à queue de paon” du site du Puech de la Vernhe (La Bastide-L’Evêque, Aveyron, France) Barbara Armbruster , Luc Robbiola , Jean-Gabriel Morasz E. Meunier; J.-M. Fabre; E. Hiriart; S. Mauné; G. Tămaş Călin. Mines et métallurgies anciennes. Mélanges en l'honneur de Béatrice Cauuet, 9, Ausonius Éditions, pp.235-244, 2023, DANA, 978-2-35613-539-1. ⟨10.46608/dana9.9782356135377.26⟩ Chapitre d'ouvrage hal-04369299v1

	CARACTERISATION DE L'ALTERATION DE BRONZES ARCHEOLOGIQUES ENFOUIS A PARTIR D'UN CORPUS D'OBJETS DE L'AGE DU BRONZE. MECANISMES DE CORROSION Luc Robbiola Matériaux. Université Pierre et Marie Curie - Paris VI, 1990. Français. ⟨NNT : ⟩ Thèse tel-00495356v1

Luc Robbiola

Publications

Galvanic corrosion over World War II aircraft wrecks

First step in the PROCRAFT Project on WWII Aircraft Heritage: Investigation and Conservation of the Aluminium Alloys

Pollution and moisture infiltration effect assessment based on data-driven analysis for aircraft heritage protection

B-IMPACT project: eco-friendly and non-hazardous coatings for the protection of outdoor bronzes

Preserving Aviation Heritage: The Need for an Approach Based on Materials Analysis

Early medieval "gombiky" from Mikulčice: archaeological context, function, occurence, typology, construction, and characterization of materials and manufacturing processes

Microstructure and thermal analysis of Cu-Cu2O eutectic – Can we mimic archeological remains?

À propos de la chaîne-opératoire de fabrication du premier artefact produit par fonte à la cire perdue

Micro-characterisation of innovative organic coatings applied for the protection of outdoor bronze monuments

Les patines naturelles des bronzes – quelques développements majeurs

The disinfestation of historical monuments: Gas substitutes for methyl bromide

Caractérisation physico-chimique des traces de vestiges archéologiques - quelques remarques d'un pratiquant de la paillasse

Standard Nature of the Passive Layers of Buried Archaeological Bronze - The Example of Two Roman Half-length Portraits

Characterization of naturally grown oxide layers on copper with and without benzotriazole by electrochemical and photoelectrochemical measurements

Basic Structure of Passive Layers of Cu-Sn Alloys Applied to Patinas of Archaeological Bronzes

HISTOIRE D'UNE HACHE A DOUILLE DE L'AGE DU BRONZE OU UNE AUTRE VISION DE LA CORROSION DES BRONZES ARCHEOLOGIQUES

Characterisation of passive layers of bronze patinas (Cu-Sn alloys) in relation with the tin content of the alloy

New model of outdoor bronze corrosion and its implications for conservation

Conservation of a WWII Supermarine Spitfire section wing

Historical primers and paints used for aeronautical protection and colouring during WWII: A multi-techniques approach on archaeological parts

Fire gilding investigation on early medieval copper-based jewellery by focused ion beam (FIB) on FEG-SEM

Deux nouveaux horizons pour l’archéoentomologie

Analysis of Chromate-based Primers for Protection of Aluminium Alloys on Historical Aircraft

Looking Back, Looking Forward: Materials Science in Art, Archaeology, and Art Conservation

Remarkable corrosion resumption of archaeological bronzes, induced by the oxidation of ternary Cu-Sn-S phases in atmosphere, after long-term burial with sulfides

Naviguer dans la toile : imagerie 3D de textiles minéralisés du site de Nausharo (première moitié du IIIe millénaire av. J.-C.)

Technological characterisation of early Medieval gilded copper hollow pendants (gombiky), from Mikulčice (Moravia) and Prague Castle (Bohemia)

Synchrotron-Based Phase Mapping in Corroded Metals: Insights from Early Copper-Base Artifacts

Practical adhesion measurements of protective coatings on bronze by three-point bending test

Development of multi-component fluoropolymer based coating on simulated outdoor patina on quaternary bronze

Evaluation of the protectiveness of an organosilane coating on patinated Cu-Si-Mn bronze for contemporary art

Study of Post-World War II French Aeronautical Aluminium Alloy and Coatings: Historical and Materials Science Approach

Evaluation of 2-(salicylideneimino) thiophenol and other Schiff bases as bronze corrosion inhibitors by electrochemical techniques and surface analysis

In Situ Analysis of Copper Alloys by Femtosecond Laser Ablation Inductively Coupled Plasma Mass Spectrometry: Constrains on Matrix Effects

Paleo-inspired Systems: Durability, Sustainability, and Remarkable Properties

X-ray Photoelectron Spectroscopy as a tool to investigate silane-based coatings for the protection of outdoor bronze: The role of alloying elements

Paläo-inspirierte Systeme: Haltbarkeit, Nachhaltigkeit und bemerkenswerte Eigenschaften

Natural aging on Al-Cu-Mg structural hardening alloys - Investigation of two historical duralumins for aeronautics

Characterization of typical patinas simulating bronze corrosion in outdoor conditions

A l'origine de la fonte à la cire perdue

Efficienza inibitrice di basi di schiff come inibitori di corrosione del bronzo

Corrosion investigation of fire-gilded bronze involving high surface resolution spectroscopic imaging

High spatial dynamics-photoluminescence imaging reveals the metallurgy of the earliest lost-wax cast object

Disinfestation of historical buildings – corrosion evaluation of four fumigants on standard metals

A Case Study of Arthropods Preserved on archaeological Bronzes. Micro-Archaeological Investigation Helps Reconstructing Past Environments

Composition and electrochemical properties of natural patinas of outdoor bronze monuments

A global approach to the authentication of ancient bronzes based on the characterization of the alloy–patina–environment system

Corrosion and protection of high leaded tin bronze covered with patina in NaHCO3 + Na2SO4 solution simulating acid rain in urban environment

Apport de l'analyse statistique de la composition des produits de corrosion à la compréhension des processus de dégradation des bronzes archéologiques (Contribution of statistical analysis of corrosion products to the understanding of the degradation processes of archaeological bronzes)

Nouvelle contribution à l'étude des mécanismes de corrosion des bronzes de plein air : caractérisation de l'altération de bronzes de Rodin

Caractérisation et propriétés des "matériaux culturels"... vers une nouvelle discipline en Science des Matériaux

Une fibule polymétallique “à queue de paon” du site du Puech de la Vernhe (La Bastide-L’Evêque, Aveyron, France)

CARACTERISATION DE L'ALTERATION DE BRONZES ARCHEOLOGIQUES ENFOUIS A PARTIR D'UN CORPUS D'OBJETS DE L'AGE DU BRONZE. MECANISMES DE CORROSION